<form method="post" action="<?php echo base_url();?>index.php/introduce/update">
	<input type="hidden" name="hidID" value="<?php echo $value[0]->id;?>">
	<label>Content</label><textarea rows="20" cols="80" name="content"><?php echo $value[0]->content;?></textarea>
	<br>
	<input type="submit" value="submit">
</form>